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Finding the Fourth Proportional to 650,000.96, 974,881.92 and 294,929.60

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Solution

The fourth proportional to 650,000.96, 974,881.92 and 294,929.60 is: 442,340.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,000.96 : 974,881.92 = 294,929.60 : x
  2. Step 2: Convert to fraction form
    650,000.96/974,881.92 = 294,929.60/x
  3. Step 3: Cross multiply
    650,000.96x = 974,881.92 × 294,929.60
  4. Step 4: Simplify right side
    650,000.96x = 287,521,534,712.83
  5. Step 5: Solve for x
    x = 287,521,534,712.83/650,000.96
  6. Step 6: Final answer
    x = 442,340.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.